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What does the value for the coefficient mean in the regression analysis of both the company ? P-Values - how its related to customer satisfaction in the regression analysis of both the company ?

What does the value for the coefficient mean in the regression analysis of both the company ? P-Values - how its related to customer satisfaction in the regression analysis of both the company ?

ENGR.ECONOMIC ANALYSIS
ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN:9780190931919
Author:NEWNAN
Publisher:NEWNAN
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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What does the value for the coefficient mean in the regression analysis of both the company ?

P-Values - how its related to customer satisfaction in the regression analysis of both the company ?

Stepwise Regression for Customer Satisfaction Summary ANOVA Table Explained Unexplained Regression Table Constant Overall experiences SATISFACTION with QO010 Sufficiency of Product information Ease of comparing products Availability of products Ease of indicating special requests Variety of products that interests me Step Information Overall experiences SATISFACTION with QO010 Sufficiency of Product information Ease of comparing products Availability of products Ease of indicating special requests Variety of products that interests me Multiple R 0.9042 Degrees of Freedom 6 193 Coefficient Multiple R R-Square 0.8865 0.8925 0.8966 0.8991 0.9016 0.9042 0.8176 Sum of Squares Standard Error 250.7856697 41.79761162 55.93433028 0.289815183 Adjusted R-square 0.8120 R-Square Mean of Squares 0.7859 0.7966 0.8039 0.8085 0.8128 0.8176 t-Value -0.217270506 0.350478942 -0.619924565 0.5360 0.688174109 0.043293281 15.89563319 < 0.0001 0.07175455 0.03667907 1.956280555 0.0519 0.081436842 0.036042429 2.259471539 0.0250 0.098373018 0.038465928 2.557406575 0.0113 -0.003101656 0.00132424 -2.342216078 0.0202 0.087626065 0.038904859 2.252316741 0.0254 Adjusted R-square Std. Err. of Estimate 0.7848 0.7946 0.8009 0.8045 0.8080 0.8120 0.538344855 F 144.2216078 p-Value Std. Err. of Estimate 0.5758754 0.562691745 0.554023389 0.548880872 0.543966639 0.538344855 Rows Ignored 0 p-Value < 0.0001 Outliers Confidence Interval 95% Enter or Exit 0 Lower Upper -0.908531225 0.473990213 0.6027854 0.773562818 -0.00058874 0.144097841 0.010349218 0.152524467 0.022505449 0.174240587 -0.005713496 -0.000489816 0.01089278 0.164359351 Enter Enter Enter Enter Enter Enter
Transcribed Image Text:Stepwise Regression for Customer Satisfaction Summary ANOVA Table Explained Unexplained Regression Table Constant Overall experiences SATISFACTION with QO010 Sufficiency of Product information Ease of comparing products Availability of products Ease of indicating special requests Variety of products that interests me Step Information Overall experiences SATISFACTION with QO010 Sufficiency of Product information Ease of comparing products Availability of products Ease of indicating special requests Variety of products that interests me Multiple R 0.9042 Degrees of Freedom 6 193 Coefficient Multiple R R-Square 0.8865 0.8925 0.8966 0.8991 0.9016 0.9042 0.8176 Sum of Squares Standard Error 250.7856697 41.79761162 55.93433028 0.289815183 Adjusted R-square 0.8120 R-Square Mean of Squares 0.7859 0.7966 0.8039 0.8085 0.8128 0.8176 t-Value -0.217270506 0.350478942 -0.619924565 0.5360 0.688174109 0.043293281 15.89563319 < 0.0001 0.07175455 0.03667907 1.956280555 0.0519 0.081436842 0.036042429 2.259471539 0.0250 0.098373018 0.038465928 2.557406575 0.0113 -0.003101656 0.00132424 -2.342216078 0.0202 0.087626065 0.038904859 2.252316741 0.0254 Adjusted R-square Std. Err. of Estimate 0.7848 0.7946 0.8009 0.8045 0.8080 0.8120 0.538344855 F 144.2216078 p-Value Std. Err. of Estimate 0.5758754 0.562691745 0.554023389 0.548880872 0.543966639 0.538344855 Rows Ignored 0 p-Value < 0.0001 Outliers Confidence Interval 95% Enter or Exit 0 Lower Upper -0.908531225 0.473990213 0.6027854 0.773562818 -0.00058874 0.144097841 0.010349218 0.152524467 0.022505449 0.174240587 -0.005713496 -0.000489816 0.01089278 0.164359351 Enter Enter Enter Enter Enter Enter
Stepwise Regression for Customer Satisfaction Summary ANOVA Table Explained Unexplained Regression Table Constant Overall experiences SATISFACTION with AMAZON Attractiveness of promotions and discounts offered Availability of products Ease of managing your shopping cart Check-out and payment process Return and exchange policies Variety of products that interests me Step Information Overall experiences SATISFACTION with AMAZON Attractiveness of promotions and discounts offered Availability of products Ease of managing your shopping cart Check-out and payment process Return and exchange policies Variety of products that interests me Multiple R 0.9218 Degrees of Freedom 7 192 Coefficient Multiple R R-Square 0.8900 0.9019 0.9095 0.9141 0.9171 0.9198 0.9218 0.8498 Sum of Squares Standard Error Adjusted R-square 0.8443 R-Square Mean of Squares 275.2596606 39.32280866 155.1567325 48.66033939 0.253439268 0.7920 0.8134 0.8272 0.8356 0.8410 0.8460 0.8498 t-Value -1.175650684 0.356010918 -3.302288286 0.0011 0.650562743 0.037808352 17.20685256 < 0.0001 0.104418655 0.030391701 3.435762106 0.0007 0.108206379 0.034817751 3.107793454 0.0022 0.100683803 0.034802557 2.893000169 0.0043 0.088201665 0.036571028 2.411790702 0.0168 -0.002354944 0.000986141 -2.388039316 0.0179 0.089266709 0.040879106 2.183675699 0.0302 Std. Err. of Estimate 0.50342752 Adjusted R-square F 0.7910 0.8115 0.8246 0.8323 0.8369 0.8413 0.8443 p-Value Std. Err. of Estimate 0.583313837 0.553927569 0.534346896 0.522535174 0.515259286 0.50831862 0.50342752 Rows Ignored 0 p-Value < 0.0001 Enter or Exit Confidence Interval 95% Lower Upper -1.87784537 -0.473455999 0.575989681 0.725135804 0.044474171 0.16436314 0.039531969 0.176880789 0.032039362 0.169328245 0.016069098 0.160334233 -0.004300005 -0.000409882 0.008636905 0.169896514 Enter Enter Enter Outliers Enter Enter Enter Enter 0
Transcribed Image Text:Stepwise Regression for Customer Satisfaction Summary ANOVA Table Explained Unexplained Regression Table Constant Overall experiences SATISFACTION with AMAZON Attractiveness of promotions and discounts offered Availability of products Ease of managing your shopping cart Check-out and payment process Return and exchange policies Variety of products that interests me Step Information Overall experiences SATISFACTION with AMAZON Attractiveness of promotions and discounts offered Availability of products Ease of managing your shopping cart Check-out and payment process Return and exchange policies Variety of products that interests me Multiple R 0.9218 Degrees of Freedom 7 192 Coefficient Multiple R R-Square 0.8900 0.9019 0.9095 0.9141 0.9171 0.9198 0.9218 0.8498 Sum of Squares Standard Error Adjusted R-square 0.8443 R-Square Mean of Squares 275.2596606 39.32280866 155.1567325 48.66033939 0.253439268 0.7920 0.8134 0.8272 0.8356 0.8410 0.8460 0.8498 t-Value -1.175650684 0.356010918 -3.302288286 0.0011 0.650562743 0.037808352 17.20685256 < 0.0001 0.104418655 0.030391701 3.435762106 0.0007 0.108206379 0.034817751 3.107793454 0.0022 0.100683803 0.034802557 2.893000169 0.0043 0.088201665 0.036571028 2.411790702 0.0168 -0.002354944 0.000986141 -2.388039316 0.0179 0.089266709 0.040879106 2.183675699 0.0302 Std. Err. of Estimate 0.50342752 Adjusted R-square F 0.7910 0.8115 0.8246 0.8323 0.8369 0.8413 0.8443 p-Value Std. Err. of Estimate 0.583313837 0.553927569 0.534346896 0.522535174 0.515259286 0.50831862 0.50342752 Rows Ignored 0 p-Value < 0.0001 Enter or Exit Confidence Interval 95% Lower Upper -1.87784537 -0.473455999 0.575989681 0.725135804 0.044474171 0.16436314 0.039531969 0.176880789 0.032039362 0.169328245 0.016069098 0.160334233 -0.004300005 -0.000409882 0.008636905 0.169896514 Enter Enter Enter Outliers Enter Enter Enter Enter 0
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